1431296 has 18 divisors (see below), whose sum is σ = 2857512. Its totient is φ = 715520.

The previous prime is 1431277. The next prime is 1431307. The reversal of 1431296 is 6921341.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2540 + ... + 3051.

2^1431296 is an apocalyptic number.

1431296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1431296 is a deficient number, since it is larger than the sum of its proper divisors (1426216).

1431296 is an frugal number, since it uses more digits than its factorization.

1431296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5607 (or 5593 counting only the distinct ones).

The product of its digits is 1296, while the sum is 26.

The square root of 1431296 is about 1196.3678364115. The cubic root of 1431296 is about 112.6963419064.

The spelling of 1431296 in words is "one million, four hundred thirty-one thousand, two hundred ninety-six".